. >> clinton says the timing is right. the u.s. election is over, iran's isn't until june. >> president obama's instinct, to try to see if iran is amenable to negotiations is the right one because that will tell us whether or not iran is serious about stopping short of a nuclear weapon. >> tehran under pressure, its economy in shambles after years of sanctions for not letting inspectors into all the facilities. now they want to show the world they've exhausted diplomatic options. >> the question is, is there a deal that we could accept that the iranians could accept. i tend to be skeptical. >> of course, iran and the u.s. have other big disagreements over iran's military aid to the regime in syria and rockets that smuggle to hamas. in the second term, no foreign policy challenge is more critical. the president has been dealing with iran's suspected nuclear threats. >> andrea mitchell in washington. thanks so much. >>> egypt islamists approved a draft constitution this morning that could further enrage anti-government protesters. it